Product Description · Comfort and Control in Vertical Position · Vertical Position Shutter Release Button · Vertical Position Control Buttons & Dial · Extends Shooting Time · Holds Up to Two LP-E8 Batteries · Also Works with 6 AA Batteries The Canon BG-E8 Battery Grip for the EOS Digital Rebel T2i, T3i, T4i and T5i DSLR cameras holds up to (2) LP-E8 battery packs simultaneously to effectively double your shooting power, plus the grip includes a holder to use (6) AA batteries. In addition, the grip includes a vertical shutter release and a mode wheel to provide access to all of the camera functions and make shooting with the camera in a vertical position just as comfortable as shooting horizontally. Compatibility This grip is compatible with the T2i, T3i, T4i and T5i DSLR cameras bodies.